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Finding the Fourth Proportional to 551,735.01, 761,464.67 and 336,829.05

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Solution

The fourth proportional to 551,735.01, 761,464.67 and 336,829.05 is: 464,867.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,735.01 : 761,464.67 = 336,829.05 : x
  2. Step 2: Convert to fraction form
    551,735.01/761,464.67 = 336,829.05/x
  3. Step 3: Cross multiply
    551,735.01x = 761,464.67 × 336,829.05
  4. Step 4: Simplify right side
    551,735.01x = 256,483,419,720.52
  5. Step 5: Solve for x
    x = 256,483,419,720.52/551,735.01
  6. Step 6: Final answer
    x = 464,867.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.